ARAI Quantum-X Helmet - Aluminum Silver - 2XL 0101-15717 3D Arai Logo Duct 50mm diameter glass lenses with

50mm diameter glass lenses with high-gloss reflectors

and E-bikes

Distance between the wheel and fork arch must be at least 8mm

Features intermediate oval shape which fits the majority of head shapes in the North American markets

exceptional durability

ARAI Quantum-X Helmet - Aluminum Silver - 2XL 0101-15717 3D Arai Logo Duct 50mm diameter glass lenses withRound oval shape, achieved by using an interior head liner that combines thicker front and rear pads with thinner side pads, is designed for riders whos heads are slightly wider rather than elongated Improved Glance Off Ability Variable Axis System (VAS) shield system lowers the pivot point by an average of 24 mm, making the shell surface area in the critical temple area much smoother and better able to reduce impact energy getting into the helmet